PC case Kolink OBSERVATORY HF MB Midi Tower Black

The Kolink OBSERVATORY HF MB Midi Tower Black is a compact PC case designed for efficient airflow and flexible component support. Constructed from tempered glass and steel, it comes in a black finish and includes three 140 mm front fans and one 120 mm rear fan to promote active cooling. The enclosure supports Mini-ITX, Micro ATX and ATX motherboards and provides bays for both 3.5" HDDs and 2.5" SSDs, making it suitable for a range of desktop builds where balanced cooling and a clear side window are desired.

Advantages

The case offers a combination of tempered glass side panel and steel construction for a durable yet visually accessible chassis. Preinstalled front and rear fans improve airflow out of the box, and front-panel USB 3.2 Gen 1 Type-A and USB 2.0 ports provide convenient connectivity. Internal drive support for both 3.5" and 2.5" drives and compatibility with multiple motherboard form factors make the case adaptable for gaming, workstation, or general-purpose systems. At a moderate weight of 6.2 kg and compact footprint, it fits into typical desktop setups while still accommodating common hardware.

Suitable for

• Compact gaming builds with ATX, Micro-ATX or Mini-ITX motherboards
• Home or office desktops that require visible components through a side window
• Systems needing multiple storage drives (2.5" SSD and 3.5" HDD)
• Builds where straightforward front-panel connectivity (USB 3.2 Gen 1 and USB 2.0) is required

Key specifications

• Form factor: Midi Tower
• Supported motherboards: Mini-ITX, Micro ATX, ATX
• Front fans: 3 × 140 mm (preinstalled)
• Rear fan: 1 × 120 mm (preinstalled)
• Drive bays: 2 × 3.5" and 2 × 2.5"
• Side panel: Tempered glass
• Material: Tempered glass and steel
• Front I/O: 1 × USB 3.2 Gen 1 Type-A, 2 × USB 2.0, audio, reset/fan control
• Dimensions (approx.): 200 mm (W) × 390 mm (D) × 449 mm (H)
• Weight: 6.2 kg

How to use

Install the chosen motherboard (Mini-ITX, Micro ATX or ATX) onto the standoffs, then fit the power supply and route cables through the integrated passthroughs to keep the interior tidy. Mount storage drives into the designated 3.5" or 2.5" bays and secure expansion cards in the rear slots. Verify that front and rear fans are connected to the appropriate fan headers or controller and confirm front-panel USB and audio connectors are attached to the motherboard. Use the case reset/fan control as needed to adjust fan operation.

Recommendations

For optimal airflow, maintain unobstructed intake at the front by avoiding cable blockage and regularly clean dust filters. When installing high-profile CPU coolers or long graphics cards, check component clearances against the case dimensions. Use the USB 3.2 Gen 1 Type-A port on the front panel for high-speed external storage and reserve USB 2.0 ports for peripherals such as keyboards and mice.